力限试验夹具及FMD技术研究
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摘要: 文章以某卫星中心承力筒纵向振动力限控制试验为例,对力限控制试验的夹具及FMD(力测量装置)进行了介绍。通过与加速度控制试验比较,对力限控制试验引起产品一阶频率前移的原因进行分析,并通过有限元仿真探讨了力限试验夹具及FMD存在问题及改进方法,为今后国内深入开展力限试验研究提供了参考。
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关键词:
- 振动试验;力限;夹具;FMD
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[1] Force limited vibration testing monograph[R]. NASA Reference Publication RP-1403, 1997-5 [2] Force limited vibration testing[R]. NASA Technical Handbook 7004B, 2003-1 [3] 张俊刚, 庞贺伟. 振动试验中力限控制技术[J]. 航天器环境工程,2005, 22(5):253-256[Zhang Jungang, Pang Hewei. The force limited control technique in vibration test[J]. Spacecraft Environment Engineering, 2005, 22(5):253-256] [4] 岳志勇, 张俊刚, 冯咬齐, 等. 力限控制方法试验验证技术研究[J]. 航天器环境工程, 2006, 23 (4):227-231 [Yue Zhiyong, Zhang Jungang, Feng Yaoqi, et al. The application of force limited method in vibration test[J]. Spacecraft Environment Engineering, 2005, 23(4):253-256] [5] Brunner O, Braeken R. Force measurement device for ARIANE 5 payloads[C]// Proceedings of the 5th International Symposium on Environmental Testing for Space Programmes. Noordwijk, The Netherlands 2004-08. 233-240. ESA SP-558 [6] Kim Youngkey K, Kim Kyung-Won, Kim Hong-Bae. Review experiments on NASA RP-1403 ‘Force limited vibration testing monograph’[C]// Proceedings of the 5th International Symposium on Environmental Testing for Space Programmes. Noordwijk, The Netherlands 2004-8. 217-221. ESA SP-558
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